/*
* $Id: bitmap.h,v 1.13 2004/04/13 17:23:52 broeker Exp $
*/
/* GNUPLOT - bitmap.h */
/*[
* Copyright 1986 - 1993, 1998, 2004 Thomas Williams, Colin Kelley
*
* Permission to use, copy, and distribute this software and its
* documentation for any purpose with or without fee is hereby granted,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation.
*
* Permission to modify the software is granted, but not the right to
* distribute the complete modified source code. Modifications are to
* be distributed as patches to the released version. Permission to
* distribute binaries produced by compiling modified sources is granted,
* provided you
* 1. distribute the corresponding source modifications from the
* released version in the form of a patch file along with the binaries,
* 2. add special version identification to distinguish your version
* in addition to the base release version number,
* 3. provide your name and address as the primary contact for the
* support of your modified version, and
* 4. retain our contact information in regard to use of the base
* software.
* Permission to distribute the released version of the source code along
* with corresponding source modifications in the form of a patch file is
* granted with same provisions 2 through 4 for binary distributions.
*
* This software is provided "as is" without express or implied warranty
* to the extent permitted by applicable law.
]*/
#ifndef GNUPLOT_BITMAP_H
# define GNUPLOT_BITMAP_H
#include "syscfg.h"
/* allow up to 16 bit width for character array */
typedef unsigned int char_row;
typedef char_row const GPFAR * GPFAR char_box;
#define FNT_CHARS 96 /* Number of characters in the font set */
#define FNT5X9 0
#define FNT5X9_VCHAR 11 /* vertical spacing between characters */
#define FNT5X9_VBITS 9 /* actual number of rows of bits per char */
#define FNT5X9_HCHAR 7 /* horizontal spacing between characters */
#define FNT5X9_HBITS 5 /* actual number of bits per row per char */
extern const char_row GPFAR fnt5x9[FNT_CHARS][FNT5X9_VBITS];
#define FNT9X17 1
#define FNT9X17_VCHAR 21 /* vertical spacing between characters */
#define FNT9X17_VBITS 17 /* actual number of rows of bits per char */
#define FNT9X17_HCHAR 13 /* horizontal spacing between characters */
#define FNT9X17_HBITS 9 /* actual number of bits per row per char */
extern const char_row GPFAR fnt9x17[FNT_CHARS][FNT9X17_VBITS];
#define FNT13X25 2
#define FNT13X25_VCHAR 31 /* vertical spacing between characters */
#define FNT13X25_VBITS 25 /* actual number of rows of bits per char */
#define FNT13X25_HCHAR 19 /* horizontal spacing between characters */
#define FNT13X25_HBITS 13 /* actual number of bits per row per char */
extern const char_row GPFAR fnt13x25[FNT_CHARS][FNT13X25_VBITS];
typedef unsigned char pixels; /* the type of one set of 8 pixels in bitmap */
typedef pixels *bitmap[]; /* the bitmap */
extern bitmap *b_p; /* global pointer to bitmap */
extern unsigned int b_xsize, b_ysize; /* the size of the bitmap */
extern unsigned int b_planes; /* number of color planes */
extern unsigned int b_psize; /* size of each plane */
extern unsigned int b_rastermode; /* raster mode rotates -90deg */
extern unsigned int b_linemask; /* 16 bit mask for dotted lines */
extern unsigned int b_angle; /* rotation of text */
extern int b_maskcount;
/* Prototypes from file "bitmap.c" */
unsigned int b_getpixel __PROTO((unsigned int, unsigned int));
void b_makebitmap __PROTO((unsigned int, unsigned int, unsigned int));
void b_freebitmap __PROTO((void));
void b_charsize __PROTO((unsigned int));
void b_setvalue __PROTO((unsigned int));
void b_setlinetype __PROTO((int));
void b_move __PROTO((unsigned int, unsigned int));
void b_vector __PROTO((unsigned int, unsigned int));
void b_put_text __PROTO((unsigned int, unsigned int, const char *));
int b_text_angle __PROTO((int));
void b_boxfill __PROTO((int, unsigned int, unsigned int, unsigned int, unsigned int));
#endif /* GNUPLOT_BITMAP_H */